Topaz Value. Clarity and size have a significant effect on the value of topaz. The highest values go to the rare pink and red stones, then orange and yellow. Intense, reddish orange topaz is sometimes called Imperial Topaz.. Yellow, orange, and brown stones are somewhat common.
Types of Surgical Procedures. There are two types of colon resection: open surgery and laparoscopic surgery. The type of procedure performed depends on the diagnosis and the individual patient. Publication Review By: Stanley J. Swierzewski, III, M.D. Published: 31 Oct 2001.
Colectomy for colorectal cancer. A colon resection can be done as a less invasive surgery (laparoscopic colectomy) or as a traditional open surgery, which requires your surgical oncologist to make a long incision in the abdomen to perform the surgery.